Current File : /home/vacivi36/vacivitta.com.br/vendor/rector/rector/vendor/symfony/process/InputStream.php
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace RectorPrefix20211231\Symfony\Component\Process;
use RectorPrefix20211231\Symfony\Component\Process\Exception\RuntimeException;
/**
* Provides a way to continuously write to the input of a Process until the InputStream is closed.
*
* @author Nicolas Grekas <p@tchwork.com>
*
* @implements \IteratorAggregate<int, string>
*/
class InputStream implements \IteratorAggregate
{
/** @var callable|null */
private $onEmpty = null;
private $input = [];
private $open = \true;
/**
* Sets a callback that is called when the write buffer becomes empty.
*/
public function onEmpty(callable $onEmpty = null)
{
$this->onEmpty = $onEmpty;
}
/**
* Appends an input to the write buffer.
*
* @param mixed $input The input to append as scalar,
stream resource or \Traversable
*/
public function write($input)
{
if (null === $input) {
return;
}
if ($this->isClosed()) {
throw new \RectorPrefix20211231\Symfony\Component\Process\Exception\RuntimeException(\sprintf('"%s" is closed.', static::class));
}
$this->input[] = \RectorPrefix20211231\Symfony\Component\Process\ProcessUtils::validateInput(__METHOD__, $input);
}
/**
* Closes the write buffer.
*/
public function close()
{
$this->open = \false;
}
/**
* Tells whether the write buffer is closed or not.
*/
public function isClosed()
{
return !$this->open;
}
public function getIterator() : \Traversable
{
$this->open = \true;
while ($this->open || $this->input) {
if (!$this->input) {
(yield '');
continue;
}
$current = \array_shift($this->input);
if ($current instanceof \Iterator) {
yield from $current;
} else {
(yield $current);
}
if (!$this->input && $this->open && null !== ($onEmpty = $this->onEmpty)) {
$this->write($onEmpty($this));
}
}
}
}
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